Renaud de Courtenay, Seigneur de Courtenay gained the title of Seigneur de Courtenay. He fought in the Second Crusade, with King Loius VII of France. He quarrelled with King Louis VII, who seized Renaud's French possessions and gave them along with Renaud's daughter Elizabeth to his younger brother, Pierre. He was created Lord of Sutton [feudal baron] in 1161. In 1172 he accompanied King Henry II in the Irish Expedition to County Wexford.
He married, firstly, Hedwige de Donjon, daughter of Frederick de Donjon, Seigneur de Donjon. He married, secondly, Maud FitzRoy, Dame du Sap, daughter of Robert FitzEdith, Baron of Okenhampton and Matilda d'Avranches, Dame du Sap.